<template>
    <div class="login-container">
        <div class="logo-banner">
            <img src="@/assets/images/logo_banner.png">
        </div>
        <div class="logo-content">
            <span class="hello">Hello ，</span>
            <span class="tips">欢迎使用Tduck！</span>
            <el-tabs v-if="formType=='login'" v-model="loginType" class="login-form-tab">
                <el-tab-pane v-if="enableWx" label="微信扫码登录" name="wx">
                    <div class="wx-login">
                        <div class="flex-center">
                            <el-image
                                v-loading="wxQrCodeLoading"
                                :src="wxLoginQrCode"
                                class="wx-login-qrcode"
                                fit="fill"
                                @load="(e)=>{
                                    this.wxQrCodeLoading=false
                                }"
                            />
                        </div>
                        <div class="text-center">
                            <el-link :underline="false"
                                     icon="el-icon-refresh-left"
                                     @click="getLoginWxQrCode"
                            >
                                刷新二维码
                            </el-link>
                        </div>
                    </div>
                </el-tab-pane>
                <el-tab-pane label="账号密码登录" name="account">
                    <el-form ref="accountLoginForm" :model="accountForm" :rules="accountLoginRules"
                             class="account-login-form"
                             hide-required-asterisk
                             label-position="top"
                             size="small"
                             status-icon
                             @keyup.enter.native="loginHandle"
                    >
                        <el-form-item prop="account">
                            <el-input v-model="accountForm.account" autocomplete="off" placeholder="请输入手机号/邮箱"
                                      prefix-icon="el-icon-user-solid"
                            />
                        </el-form-item>
                        <el-form-item prop="password">
                            <el-input v-model="accountForm.password" autocomplete="off" placeholder="请输入密码" prefix-icon="el-icon-lock"
                                      show-password
                            />
                        </el-form-item>
                        <el-form-item>
                            <el-button type="primary" @click="loginHandle">登录</el-button>
                            <el-link class="ml-20 link-btn" @click="toForgetPwdHandle">忘记密码</el-link>
                            <el-link class="ml-20 link-btn" @click="formType='reg'">立即注册</el-link>
                        </el-form-item>
                        <div class="other-login">
                            <span @click="redirectUrl(qqLoginAuthorizeUrl)">
                                <svg-icon class="other-login-icon" name="loginQQ" />
                            </span>
                        </div>
                    </el-form>
                </el-tab-pane>
            </el-tabs>
            <register v-else @success="registerSuccessHandle" />
            <p class="desc">
                关于TDuckApp登录
            </p>
            <p class="desc">
                若微信扫码失败，请打开 微信授权页面 登录 若QQ登录填鸭云异常，
                可查阅 帮助文档 若因微信、QQ、公众号冻结或账号密码找回失败等
                无法登录，可 自助申请 登录账号
            </p>
        </div>
    </div>
</template>

<script>
import {getCurrentDomain} from '@/utils'
// 引入组件
import constants from '@/utils/constants'
import Register from '../register/index.vue'

export default {
    name: 'Login',
    components: {
        Register
    },
    data() {
        const validateAccount = (rule, value, callback) => {
            const reg1 = /^[a-zA-Z0-9_.-]+@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*\.[a-zA-Z0-9]{2,6}$/
            const reg2 = /^(?:0|86|\+86)?1[3456789]\d{9}$/
            if (reg1.test(value) || reg2.test(value)) {
                callback()
            } else {
                callback(new Error('请输入正确的账号'))
            }
        }
        return {
            formType: 'login',
            loginType: 'wx',
            agreeProtocol: '',
            accountLoginRules: {
                account: [
                    {required: true, trigger: 'blur', message: '请输入账号'}, {trigger: 'blur', validator: validateAccount}],
                password: [
                    {required: true, trigger: 'blur', message: '请输入新密码'},
                    {
                        pattern: constants.passwordReg,
                        message: constants.passwordRegDesc
                    }
                ]
            },
            accountForm: {
                email: '',
                phoneNumber: '',
                password: ''
            },
            wxQrCodeLoading: true,
            wxLoginQrCode: '',
            wxLoginId: '',
            refreshWxQrcodeTimer: null,
            wxQrcodeResultTimer: null,
            qqLoginAuthorizeUrl: ''
        }
    },
    computed: {
        enableWx() {
            return constants.enableWx
        }
    },
    watch: {},
    created() {
        if (constants.enableWx) {
            this.getLoginWxQrCode()
            this.refreshWxQrcodeTimer = setInterval(() => {
                this.getLoginWxQrCode()
            }, 5 * 60 * 1000)
            this.wxQrcodeResultTimer = setInterval(() => {
                this.getLoginWxQrCodeResult()
            }, 5 * 1000)
            this.getQQLoginAuthorizeUrl()
        } else {
            this.loginType = 'account'
        }
    },
    destroyed() {
        clearInterval(this.refreshWxQrcodeTimer)
        clearInterval(this.wxQrcodeResultTimer)
    },
    methods: {
        // 获取微信登录二维码
        getLoginWxQrCode() {
            this.wxQrCodeLoading = true
            this.$api.get('/login/wx/qrcode').then(res => {
                this.wxLoginQrCode = res.data.qrCodeUrl
                this.wxLoginId = res.data.loginId
            })
        },
        // 忘记密码
        toForgetPwdHandle() {
            this.$router.push({path: '/forget/password'})
        },
        // qq登录授权地址
        getQQLoginAuthorizeUrl() {
            let reUrl = getCurrentDomain() + '/redirect/qqlogin'
            this.$api.get('/login/qq/authorize/url', {params: {redirectUri: reUrl}}).then(res => {
                this.qqLoginAuthorizeUrl = res.data
            })
        },
        redirectUrl(url) {
            location.href = url
        },
        getLoginWxQrCodeResult() {
            this.$api.get('/login/wx/qrcode/result', {params: {loginId: this.wxLoginId}}).then(res => {
                if (res.data) {
                    this.loginSuccessHandle(res.data)
                }
            })
        },
        loginSuccessHandle(data) {
            this.msgSuccess('登录成功')
            this.$store.dispatch('user/login', data).then(() => {
                // 重置状态
                this.$store.dispatch('global/loginExpired', false).then(() => {
                })
                // 登录成功后路由跳回
                if (this.$route.query.redirect) {
                    this.$router.replace({
                        path: this.$route.query.redirect
                    })
                } else {
                    if (window.history.length <= 1) {
                        this.$router.push({path: '/home'})
                    } else {
                        this.$router.push({path: '/home'})
                    }
                }
            })
        },
        registerSuccessHandle() {
            this.formType = 'login'
            this.loginType = 'account'
        },
        loginHandle() {
            this.$refs['accountLoginForm'].validate(valid => {
                if (valid) {
                    this.$api.request({
                        url: '/login/account',
                        method: 'post',
                        data: this.accountForm
                    }).then(res => {
                        this.loginSuccessHandle(res.data)
                    })
                } else {
                    console.log('error submit!!')
                    return false
                }
            })

        }
    }
}
</script>

<style lang="scss" scoped>
.login-container {
  height: 100%;
  width: 100%;
  display: flex;
  align-items: center;
}

.logo-banner {
  width: 50%;

  img {
    width: 100%;
  }
}

.logo-content {
  width: 400px;
  margin-left: 100px;

  .hello {
    font-size: 40px;
    font-weight: bold;
    color: #10141C;
    line-height: 134px;
  }

  .wx-login-qrcode {
    width: 192px;
    height: 192px;
    border-radius: 50px;
  }

  .tips {
    font-size: 21px;
    font-weight: bold;
    color: #10141C;
    line-height: 134px;
  }

  .desc {
    font-size: 14px;
    font-weight: 400;
    color: #C0C4CC;
    line-height: 18px;
  }

  .login-form-tab {
    width: 300px;
  }
}

.other-login-icon {
  font-size: 25px;
  cursor: pointer;
}

.logo-content ::v-deep.el-tabs__nav-wrap::after {
  position: static !important;
}

.logo-content ::v-deep.el-tabs__active-bar {
  width: 59px !important;
  height: 7px !important;
  border-radius: 4px !important;
  left: 5% !important;
  background-color: #D8D8D8 !important;
}

.logo-tabs ::v-deep.el-tabs__item.is-active {
  color: #10141C !important;
}

::v-deep .el-input {
  height: 39px !important;
  line-height: 39px !important;
}

.link-btn {
  font-size: 12px !important;
}

::v-deep .el-input__inner {
  height: 39px !important;
  line-height: 39px !important;
  background: #F2F2F2 !important;
  border: none;
}

::v-deep .el-button {
  background: #408EFC;
  border-radius: 10px;
  width: 145px;
}
</style>
